#839CC4
Closest named color: Cool Gray (#8D99AE). oklch(68.8% 0.066 259.7), rgb(131, 156, 196).
Aa
Black text reads best on this color (7.51:1).
About this color
#839CC4 is a medium-light, muted blue. In OKLCH its lightness is 69%, its chroma 0.066 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.033 away. Black text reads best on it, at 7.51:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.51:1 |
| White text | 2.79:1 |
Values
| HEX | #839CC4 |
| RGB | rgb(131, 156, 196) |
| HSL | hsl(217, 36%, 64%) |
| OKLCH | oklch(68.8% 0.066 259.7) |
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 #839CC4 | 2.79:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #839CC4 | 7.51:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #839CC4 text on white | 2.79:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #839CC4 text on black | 7.51:1 | AAA | Lc -48.1 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE9
oklch(88.5% 0.023 258.4)
-
Step 300
300
#B1C2DC
oklch(81% 0.041 258.8)
-
Step 400
400 (this color)
#839CC4
oklch(68.8% 0.066 259.7)
-
Step 500
500
#6B8ABC
oklch(63% 0.084 259.7)
-
Step 600
600
#5374A9
oklch(55.7% 0.091 259.6)
-
Step 700
700
#436191
oklch(49.1% 0.085 259.5)
-
Step 800
800
#384F75
oklch(42.7% 0.07 260.1)
-
Step 900
900
#30425F
oklch(37.7% 0.055 259.7)
-
Step 950
950
#1C2737
oklch(27% 0.034 257.7)
#839CC4 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) | #8E9EC6 | 0.016 |
| Deuteranopia (no green cones) | #8798C3 | 0.011 |
| Tritanopia (no blue cones) | #70A4A9 | 0.058 |
| Achromatopsia (no color) | #9B9B9B | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #839CC4
#839CC4
oklch(68.8% 0.066 259.7)
- #B1976C
#B1976C
oklch(68.9% 0.066 79.8)
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 #839CC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.033
- Greyblue #77A1B5 ΔE 0.034
- Bluey Grey #89A0B0 ΔE 0.036
- Bluegrey #85A3B2 ΔE 0.038
- Cool Steel #97A7B3 ΔE 0.053
- Silver Lake Blue #778DA9 ΔE 0.055
- Cool Grey #95A3A6 ΔE 0.058
- Faded Blue #658CBB ΔE 0.061
Use #839CC4 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.