#6C9BC3
Closest named color: Greyblue (#77A1B5). oklch(67.1% 0.078 245), rgb(108, 155, 195).
Aa
Black text reads best on this color (7.11:1).
About this color
#6C9BC3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.078 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.033 away. Black text reads best on it, at 7.11:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.11:1 |
| White text | 2.95:1 |
Values
| HEX | #6C9BC3 |
| RGB | rgb(108, 155, 195) |
| HSL | hsl(208, 42%, 59%) |
| OKLCH | oklch(67.1% 0.078 245) |
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 #6C9BC3 | 2.95:1 | Fails | Lc -61.3 | Content text, not long reading |
| Black text on #6C9BC3 | 7.11:1 | AAA | Lc 48.1 | Large or bold text, headings |
| #6C9BC3 text on white | 2.95:1 | Fails | Lc 56.0 | Large or bold text, headings |
| #6C9BC3 text on black | 7.11:1 | AAA | Lc -45.8 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CBDCEA
oklch(88.6% 0.027 242.8)
-
Step 300
300
#A7C5DF
oklch(81% 0.049 244.6)
-
Step 400
400 (this color)
#6C9BC3
oklch(67.1% 0.078 245)
-
Step 500
500
#518FC2
oklch(63% 0.101 245.2)
-
Step 600
600
#3379AE
oklch(55.6% 0.108 244.5)
-
Step 700
700
#256596
oklch(49% 0.102 245.4)
-
Step 800
800
#21537A
oklch(42.8% 0.084 245.3)
-
Step 900
900
#214562
oklch(37.8% 0.065 245.1)
-
Step 950
950
#142839
oklch(26.9% 0.041 245.8)
#6C9BC3 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) | #8A9BC5 | 0.037 |
| Deuteranopia (no green cones) | #7F92C2 | 0.031 |
| Tritanopia (no blue cones) | #48A5A8 | 0.067 |
| Achromatopsia (no color) | #969696 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C9BC3
#6C9BC3
oklch(67.1% 0.078 245)
- #B78C61
#B78C61
oklch(67.1% 0.078 65.8)
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 #6C9BC3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.033
- Faded Blue #658CBB ΔE 0.043
- Silver Lake Blue #778DA9 ΔE 0.047
- Cool Gray #8D99AE ΔE 0.048
- Bluey Grey #89A0B0 ΔE 0.049
- Bluegrey #85A3B2 ΔE 0.049
- Blue Grey #758DA3 ΔE 0.052
- Cadet Blue #5F9EA0 ΔE 0.060
Use #6C9BC3 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.