#8CA9BF
Closest named color: Cool Steel (#97A7B3). oklch(72% 0.045 241), rgb(140, 169, 191).
Aa
Black text reads best on this color (8.54:1).
About this color
#8CA9BF is a medium-light, muted blue. In OKLCH its lightness is 72%, its chroma 0.045 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.020 away. Black text reads best on it, at 8.54:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.54:1 |
| White text | 2.45:1 |
Values
| HEX | #8CA9BF |
| RGB | rgb(140, 169, 191) |
| HSL | hsl(206, 28%, 65%) |
| OKLCH | oklch(72% 0.045 241) |
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 #8CA9BF | 2.45:1 | Fails | Lc -53.4 | Large or bold text, headings |
| Black text on #8CA9BF | 8.54:1 | AAA | Lc 55.7 | Large or bold text, headings |
| #8CA9BF text on white | 2.45:1 | Fails | Lc 48.3 | Large or bold text, headings |
| #8CA9BF text on black | 8.54:1 | AAA | Lc -53.7 | 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
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#D0DBE3
oklch(88.5% 0.016 239.1)
-
Step 300
300
#B1C3D2
oklch(80.8% 0.029 243.2)
-
Step 400
400 (this color)
#8CA9BF
oklch(72% 0.045 241)
-
Step 500
500
#6A8EAA
oklch(63% 0.058 242.2)
-
Step 600
600
#517895
oklch(55.5% 0.063 241.5)
-
Step 700
700
#41657F
oklch(49% 0.059 240.9)
-
Step 800
800
#365367
oklch(42.8% 0.048 239.5)
-
Step 900
900
#2F4454
oklch(37.6% 0.038 241.8)
-
Step 950
950
#1C2831
oklch(27% 0.024 241.1)
#8CA9BF 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) | #A0A8C0 | 0.026 |
| Deuteranopia (no green cones) | #99A3BF | 0.022 |
| Tritanopia (no blue cones) | #7DAEB0 | 0.035 |
| Achromatopsia (no color) | #A5A5A5 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8CA9BF
#8CA9BF
oklch(72% 0.045 241)
- #BA9F88
#BA9F88
oklch(72% 0.045 62.4)
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 #8CA9BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.020
- Bluegrey #85A3B2 ΔE 0.025
- Bluey Grey #89A0B0 ΔE 0.029
- Cool Grey #95A3A6 ΔE 0.035
- Greyblue #77A1B5 ΔE 0.037
- Pewter #96A8A1 ΔE 0.044
- Cool Gray #8D99AE ΔE 0.044
- Dark Gray #A9A9A9 ΔE 0.048
Use #8CA9BF 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.