#839DCF
Closest named color: Greyblue (#77A1B5). oklch(69.5% 0.08 263.1), rgb(131, 157, 207).
Aa
Black text reads best on this color (7.68:1).
About this color
#839DCF is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.080 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.047 away. Black text reads best on it, at 7.68:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.68:1 |
| White text | 2.73:1 |
Values
| HEX | #839DCF |
| RGB | rgb(131, 157, 207) |
| HSL | hsl(219, 44%, 66%) |
| OKLCH | oklch(69.5% 0.08 263.1) |
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 #839DCF | 2.73:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #839DCF | 7.68:1 | AAA | Lc 51.2 | Large or bold text, headings |
| #839DCF text on white | 2.73:1 | Fails | Lc 52.8 | Large or bold text, headings |
| #839DCF text on black | 7.68:1 | AAA | Lc -49.0 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D0DAEC
oklch(88.6% 0.027 262.3)
-
Step 300
300
#B0C1E2
oklch(80.9% 0.05 263.7)
-
Step 400
400 (this color)
#839DCF
oklch(69.5% 0.08 263.1)
-
Step 500
500
#6989C7
oklch(63.2% 0.101 262.9)
-
Step 600
600
#5072B4
oklch(55.7% 0.11 262.7)
-
Step 700
700
#415F9B
oklch(49.1% 0.103 263)
-
Step 800
800
#364E7E
oklch(42.8% 0.085 263.1)
-
Step 900
900
#2F4165
oklch(37.8% 0.066 263.3)
-
Step 950
950
#1B263B
oklch(26.9% 0.042 262.7)
#839DCF 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) | #8CA0D1 | 0.015 |
| Deuteranopia (no green cones) | #8499CE | 0.011 |
| Tritanopia (no blue cones) | #6BA7AE | 0.071 |
| Achromatopsia (no color) | #9C9C9C | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #839DCF
#839DCF
oklch(69.5% 0.08 263.1)
- #B59962
#B59962
oklch(69.6% 0.08 83.5)
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 #839DCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.047
- Cool Gray #8D99AE ΔE 0.048
- Bluey Grey #89A0B0 ΔE 0.050
- Bluegrey #85A3B2 ΔE 0.051
- Cool Steel #97A7B3 ΔE 0.062
- Cornflower Blue #6495ED ΔE 0.065
- Perrywinkle #8F8CE7 ΔE 0.066
- Faded Blue #658CBB ΔE 0.066
Use #839DCF 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.