#8F99CC
Closest named color: Cool Gray (#8D99AE). oklch(69.4% 0.076 275.7), rgb(143, 153, 204).
Aa
Black text reads best on this color (7.59:1).
About this color
#8F99CC is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.076 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.046 away. Black text reads best on it, at 7.59:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.59:1 |
| White text | 2.76:1 |
Values
| HEX | #8F99CC |
| RGB | rgb(143, 153, 204) |
| HSL | hsl(230, 37%, 68%) |
| OKLCH | oklch(69.4% 0.076 275.7) |
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 #8F99CC | 2.76:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #8F99CC | 7.59:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #8F99CC text on white | 2.76:1 | Fails | Lc 53.3 | Large or bold text, headings |
| #8F99CC text on black | 7.59:1 | AAA | Lc -48.5 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200
#D4D8EB
oklch(88.5% 0.026 276.4)
-
Step 300
300
#B8BFE0
oklch(81% 0.047 275.9)
-
Step 400
400 (this color)
#8F99CC
oklch(69.4% 0.076 275.7)
-
Step 500
500
#7984C4
oklch(63.1% 0.097 275.8)
-
Step 600
600
#626DB1
oklch(55.6% 0.106 275.4)
-
Step 700
700
#525B98
oklch(49.2% 0.098 275.8)
-
Step 800
800
#434A7B
oklch(42.6% 0.082 276.2)
-
Step 900
900
#383E63
oklch(37.6% 0.064 275.9)
-
Step 950
950
#21253A
oklch(27.1% 0.04 275.2)
#8F99CC 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) | #8A9ECE | 0.014 |
| Deuteranopia (no green cones) | #8699CB | 0.012 |
| Tritanopia (no blue cones) | #7FA3AB | 0.068 |
| Achromatopsia (no color) | #9B9B9B | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8F99CC
#8F99CC
oklch(69.4% 0.076 275.7)
- #AB9D65
#AB9D65
oklch(69.5% 0.077 95.8)
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 #8F99CC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.053
- Greyblue #77A1B5 ΔE 0.056
- Bluegrey #85A3B2 ΔE 0.056
- Perrywinkle #8F8CE7 ΔE 0.060
- Cool Steel #97A7B3 ΔE 0.063
- Pale Purple #B790D4 ΔE 0.064
- Heather #A484AC ΔE 0.066
Use #8F99CC 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.