#6BB4CB
Closest named color: Bluegrey (#85A3B2). oklch(73.1% 0.08 220.2), rgb(107, 180, 203).
Aa
Black text reads best on this color (9.01:1).
About this color
#6BB4CB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.080 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegrey (#85A3B2), ΔE 0.053 away. Black text reads best on it, at 9.01:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Bluegrey (#85A3B2) |
| Black text | 9.01:1 |
| White text | 2.32:1 |
Values
| HEX | #6BB4CB |
| RGB | rgb(107, 180, 203) |
| HSL | hsl(194, 48%, 61%) |
| OKLCH | oklch(73.1% 0.08 220.2) |
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 #6BB4CB | 2.32:1 | Fails | Lc -50.7 | Large or bold text, headings |
| Black text on #6BB4CB | 9.01:1 | AAA | Lc 58.2 | Large or bold text, headings |
| #6BB4CB text on white | 2.32:1 | Fails | Lc 45.8 | Large or bold text, headings |
| #6BB4CB text on black | 9.01:1 | AAA | Lc -56.3 | 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
#F1F7F9
oklch(97.2% 0.007 219.6)
-
Step 100
100
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C6DEE6
oklch(88.5% 0.028 219.8)
-
Step 300
300
#9DC9D7
oklch(80.9% 0.05 219.3)
-
Step 400
400 (this color)
#6BB4CB
oklch(73.1% 0.08 220.2)
-
Step 500
500
#2C97B4
oklch(63% 0.102 220.3)
-
Step 600
600
#00809C
oklch(55.5% 0.101 220.3)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#05495A
oklch(37.6% 0.067 220.8)
-
Step 950
950
#082B35
oklch(27% 0.043 220.9)
#6BB4CB 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) | #A6B0CC | 0.068 |
| Deuteranopia (no green cones) | #97A5CB | 0.061 |
| Tritanopia (no blue cones) | #3ABCBB | 0.052 |
| Achromatopsia (no color) | #AAAAAA | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BB4CB
#6BB4CB
oklch(73.1% 0.08 220.2)
- #D49782
#D49782
oklch(73% 0.08 39.8)
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 #6BB4CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegrey #85A3B2 ΔE 0.053
- Greyblue #77A1B5 ΔE 0.053
- Turquoise Blue #06B1C4 ΔE 0.056
- Cool Steel #97A7B3 ΔE 0.058
- Bluey Grey #89A0B0 ΔE 0.061
- Light Grey Blue #9DBCD4 ΔE 0.063
- Light Cornflower Blue #98C1D9 ΔE 0.066
- Vivid Sky Blue #4CC9F0 ΔE 0.066
Use #6BB4CB 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.