#6BBBC9
Closest named color: Light Cornflower Blue (#98C1D9). oklch(74.6% 0.081 210), rgb(107, 187, 201).
Aa
Black text reads best on this color (9.57:1).
About this color
#6BBBC9 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.081 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.058 away. Black text reads best on it, at 9.57:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 9.57:1 |
| White text | 2.19:1 |
Values
| HEX | #6BBBC9 |
| RGB | rgb(107, 187, 201) |
| HSL | hsl(189, 47%, 60%) |
| OKLCH | oklch(74.6% 0.081 210) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #6BBBC9 | 2.19:1 | Fails | Lc -47.8 | Large or bold text, headings |
| Black text on #6BBBC9 | 9.57:1 | AAA | Lc 60.9 | Content text, not long reading |
| #6BBBC9 text on white | 2.19:1 | Fails | Lc 43.0 | Non-text elements, placeholder text |
| #6BBBC9 text on black | 9.57:1 | AAA | Lc -59.2 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#DFEDEF
oklch(93.6% 0.015 207.1)
-
Step 200
200
#C5DFE3
oklch(88.6% 0.028 207.8)
-
Step 300
300
#9BCAD3
oklch(80.9% 0.051 210.6)
-
Step 400
400 (this color)
#6BBBC9
oklch(74.6% 0.081 210)
-
Step 500
500
#1D9AAC
oklch(63.1% 0.103 210.1)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#004B55
oklch(37.8% 0.065 210)
-
Step 950
950
#052C32
oklch(27% 0.043 210.1)
#6BBBC9 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #AEB6CA | 0.076 |
| Deuteranopia (no green cones) | #9FAAC9 | 0.071 |
| Tritanopia (no blue cones) | #3AC2BF | 0.043 |
| Achromatopsia (no color) | #AFAFAF | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BBBC9
#6BBBC9
oklch(74.6% 0.081 210)
- #DB9A8E
#DB9A8E
oklch(74.6% 0.081 30.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6BBBC9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.058
- Light Grey Blue #9DBCD4 ΔE 0.058
- Vivid Sky Blue #4CC9F0 ΔE 0.058
- Dark Turquoise #00CED1 ΔE 0.062
- Medium Turquoise #48D1CC ΔE 0.062
- Turquoise Blue #06B1C4 ΔE 0.063
- Cool Steel #97A7B3 ΔE 0.066
- Topaz #13BBAF ΔE 0.066
Use #6BBBC9 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.