#839CBB
Closest named color: Cool Gray (#8D99AE). oklch(68.5% 0.054 254), rgb(131, 156, 187).
Aa
Black text reads best on this color (7.43:1).
About this color
#839CBB is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.054 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.021 away. Black text reads best on it, at 7.43:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.43:1 |
| White text | 2.82:1 |
Values
| HEX | #839CBB |
| RGB | rgb(131, 156, 187) |
| HSL | hsl(213, 29%, 62%) |
| OKLCH | oklch(68.5% 0.054 254) |
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 #839CBB | 2.82:1 | Fails | Lc -59.5 | Large or bold text, headings |
| Black text on #839CBB | 7.43:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #839CBB text on white | 2.82:1 | Fails | Lc 54.2 | Large or bold text, headings |
| #839CBB text on black | 7.43:1 | AAA | Lc -47.6 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D1DAE6
oklch(88.5% 0.019 255.5)
-
Step 300
300
#B2C2D7
oklch(80.9% 0.035 255.2)
-
Step 400
400 (this color)
#839CBB
oklch(68.5% 0.054 254)
-
Step 500
500
#6C8CB3
oklch(63.1% 0.069 253.7)
-
Step 600
600
#54769F
oklch(55.7% 0.075 253.6)
-
Step 700
700
#446388
oklch(49.2% 0.07 253.5)
-
Step 800
800
#38516E
oklch(42.8% 0.057 252.8)
-
Step 900
900
#314359
oklch(37.7% 0.044 253.8)
-
Step 950
950
#1D2734
oklch(26.9% 0.028 255.2)
#839CBB 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) | #919DBD | 0.019 |
| Deuteranopia (no green cones) | #8B97BA | 0.016 |
| Tritanopia (no blue cones) | #73A3A6 | 0.047 |
| Achromatopsia (no color) | #9A9A9A | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #839CBB
#839CBB
oklch(68.5% 0.054 254)
- #AE9575
#AE9575
oklch(68.4% 0.054 73.6)
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 #839CBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.021
- Greyblue #77A1B5 ΔE 0.024
- Bluey Grey #89A0B0 ΔE 0.024
- Bluegrey #85A3B2 ΔE 0.028
- Cool Steel #97A7B3 ΔE 0.046
- Cool Grey #95A3A6 ΔE 0.048
- Silver Lake Blue #778DA9 ΔE 0.049
- Blue Grey #758DA3 ΔE 0.054
Use #839CBB 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.