#6CA3C8
Closest named color: Greyblue (#77A1B5). oklch(69.1% 0.08 238.9), rgb(108, 163, 200).
Aa
Black text reads best on this color (7.71:1).
About this color
#6CA3C8 is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.080 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.028 away. Black text reads best on it, at 7.71:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.71:1 |
| White text | 2.72:1 |
Values
| HEX | #6CA3C8 |
| RGB | rgb(108, 163, 200) |
| HSL | hsl(204, 46%, 60%) |
| OKLCH | oklch(69.1% 0.08 238.9) |
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 #6CA3C8 | 2.72:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #6CA3C8 | 7.71:1 | AAA | Lc 51.4 | Large or bold text, headings |
| #6CA3C8 text on white | 2.72:1 | Fails | Lc 52.6 | Large or bold text, headings |
| #6CA3C8 text on black | 7.71:1 | AAA | Lc -49.2 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#C9DCEA
oklch(88.5% 0.028 239.7)
-
Step 300
300
#A4C6DE
oklch(81% 0.05 239)
-
Step 400
400 (this color)
#6CA3C8
oklch(69.1% 0.08 238.9)
-
Step 500
500
#4892C0
oklch(63.2% 0.101 238.5)
-
Step 600
600
#247BAD
oklch(55.6% 0.111 239.2)
-
Step 700
700
#146794
oklch(49% 0.103 239.2)
-
Step 800
800
#155578
oklch(42.8% 0.085 238.1)
-
Step 900
900
#1A4661
oklch(37.7% 0.067 239.1)
-
Step 950
950
#112939
oklch(27% 0.042 240.1)
#6CA3C8 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) | #93A2CA | 0.047 |
| Deuteranopia (no green cones) | #8698C7 | 0.040 |
| Tritanopia (no blue cones) | #43ACAF | 0.063 |
| Achromatopsia (no color) | #9D9D9D | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CA3C8
#6CA3C8
oklch(69.1% 0.08 238.9)
- #C1906A
#C1906A
oklch(69.1% 0.079 58.8)
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 #6CA3C8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.028
- Bluegrey #85A3B2 ΔE 0.041
- Bluey Grey #89A0B0 ΔE 0.045
- Cool Gray #8D99AE ΔE 0.051
- Cool Steel #97A7B3 ΔE 0.061
- Cadet Blue #5F9EA0 ΔE 0.062
- Faded Blue #658CBB ΔE 0.065
- Turquoise Blue #06B1C4 ΔE 0.065
Use #6CA3C8 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.