#8FA5CF
Closest named color: Cool Steel (#97A7B3). oklch(72% 0.066 263.2), rgb(143, 165, 207).
Aa
Black text reads best on this color (8.45:1).
About this color
#8FA5CF is a medium-light, muted blue. In OKLCH its lightness is 72%, its chroma 0.066 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.044 away. Black text reads best on it, at 8.45:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.45:1 |
| White text | 2.48:1 |
Values
| HEX | #8FA5CF |
| RGB | rgb(143, 165, 207) |
| HSL | hsl(219, 40%, 69%) |
| OKLCH | oklch(72% 0.066 263.2) |
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 #8FA5CF | 2.48:1 | Fails | Lc -53.9 | Large or bold text, headings |
| Black text on #8FA5CF | 8.45:1 | AAA | Lc 55.2 | Large or bold text, headings |
| #8FA5CF text on white | 2.48:1 | Fails | Lc 48.8 | Large or bold text, headings |
| #8FA5CF text on black | 8.45:1 | AAA | Lc -53.2 | 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
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D1D9E9
oklch(88.4% 0.024 264.4)
-
Step 300
300
#B3C1DC
oklch(80.9% 0.041 263.6)
-
Step 400
400 (this color)
#8FA5CF
oklch(72% 0.066 263.2)
-
Step 500
500
#6E89BD
oklch(63% 0.085 263)
-
Step 600
600
#5772A9
oklch(55.5% 0.092 263.7)
-
Step 700
700
#476091
oklch(49.1% 0.085 263)
-
Step 800
800
#3A4E76
oklch(42.6% 0.071 263.4)
-
Step 900
900
#32415F
oklch(37.6% 0.055 263.6)
-
Step 950
950
#1D2638
oklch(26.9% 0.036 263.7)
#8FA5CF 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) | #97A8D1 | 0.014 |
| Deuteranopia (no green cones) | #91A2CE | 0.008 |
| Tritanopia (no blue cones) | #7DAEB3 | 0.060 |
| Achromatopsia (no color) | #A4A4A4 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8FA5CF
#8FA5CF
oklch(72% 0.066 263.2)
- #B9A175
#B9A175
oklch(71.9% 0.066 82.3)
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 #8FA5CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.044
- Bluegrey #85A3B2 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.046
- Greyblue #77A1B5 ΔE 0.051
- Cool Gray #8D99AE ΔE 0.051
- Cool Grey #95A3A6 ΔE 0.059
- Light Grey Blue #9DBCD4 ΔE 0.066
- Dark Gray #A9A9A9 ΔE 0.068
Use #8FA5CF 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.