#879CC8
Closest named color: Cool Gray (#8D99AE). oklch(69.3% 0.069 264.8), rgb(135, 156, 200).
Aa
Black text reads best on this color (7.61:1).
About this color
#879CC8 is a medium-light, muted blue. In OKLCH its lightness is 69%, its chroma 0.069 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.038 away. Black text reads best on it, at 7.61:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.61:1 |
| White text | 2.75:1 |
Values
| HEX | #879CC8 |
| RGB | rgb(135, 156, 200) |
| HSL | hsl(221, 37%, 66%) |
| OKLCH | oklch(69.3% 0.069 264.8) |
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 #879CC8 | 2.75:1 | Fails | Lc -58.5 | Large or bold text, headings |
| Black text on #879CC8 | 7.61:1 | AAA | Lc 50.8 | Large or bold text, headings |
| #879CC8 text on white | 2.75:1 | Fails | Lc 53.2 | Large or bold text, headings |
| #879CC8 text on black | 7.61:1 | AAA | Lc -48.6 | 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
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D1D9EA
oklch(88.4% 0.025 265.6)
-
Step 300
300
#B3C1DD
oklch(80.9% 0.043 264.3)
-
Step 400
400 (this color)
#879CC8
oklch(69.3% 0.069 264.8)
-
Step 500
500
#6F89C0
oklch(63.2% 0.089 264.6)
-
Step 600
600
#5772AC
oklch(55.7% 0.096 264.5)
-
Step 700
700
#475F94
oklch(49.1% 0.09 264.8)
-
Step 800
800
#3B4E78
oklch(42.8% 0.074 264.9)
-
Step 900
900
#324161
oklch(37.7% 0.059 264.6)
-
Step 950
950
#1E2639
oklch(27% 0.037 266.4)
#879CC8 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) | #8E9FCA | 0.013 |
| Deuteranopia (no green cones) | #8799C7 | 0.008 |
| Tritanopia (no blue cones) | #74A5AB | 0.062 |
| Achromatopsia (no color) | #9C9C9C | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #879CC8
#879CC8
oklch(69.3% 0.069 264.8)
- #B0996A
#B0996A
oklch(69.2% 0.069 84.6)
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 #879CC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.038
- Bluey Grey #89A0B0 ΔE 0.041
- Greyblue #77A1B5 ΔE 0.041
- Bluegrey #85A3B2 ΔE 0.044
- Cool Steel #97A7B3 ΔE 0.055
- Silver Lake Blue #778DA9 ΔE 0.061
- Cool Grey #95A3A6 ΔE 0.062
- Faded Blue #658CBB ΔE 0.066
Use #879CC8 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.