#8AAFB3
Closest named color: Cool Steel (#97A7B3). oklch(72.8% 0.04 204.5), rgb(138, 175, 179).
Aa
Black text reads best on this color (8.86:1).
About this color
#8AAFB3 is a medium-light, muted teal or cyan. In OKLCH its lightness is 73%, its chroma 0.040 and its hue 204°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.026 away. Black text reads best on it, at 8.86:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.86:1 |
| White text | 2.36:1 |
Values
| HEX | #8AAFB3 |
| RGB | rgb(138, 175, 179) |
| HSL | hsl(186, 21%, 62%) |
| OKLCH | oklch(72.8% 0.04 204.5) |
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 #8AAFB3 | 2.36:1 | Fails | Lc -51.6 | Large or bold text, headings |
| Black text on #8AAFB3 | 8.86:1 | AAA | Lc 57.3 | Large or bold text, headings |
| #8AAFB3 text on white | 2.36:1 | Fails | Lc 46.7 | Large or bold text, headings |
| #8AAFB3 text on black | 8.86:1 | AAA | Lc -55.4 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#CFDCDD
oklch(88.5% 0.014 202.4)
-
Step 300
300
#AFC6C8
oklch(81% 0.025 203)
-
Step 400
400 (this color)
#8AAFB3
oklch(72.8% 0.04 204.5)
-
Step 500
500
#639398
oklch(63.1% 0.052 204.2)
-
Step 600
600
#497D83
oklch(55.6% 0.056 205.1)
-
Step 700
700
#3A6A6F
oklch(49.2% 0.053 204.3)
-
Step 800
800
#31565A
oklch(42.7% 0.043 204.5)
-
Step 900
900
#2B474A
oklch(37.7% 0.034 204.4)
-
Step 950
950
#1A2A2B
oklch(27.1% 0.021 200.9)
#8AAFB3 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) | #A9ACB3 | 0.040 |
| Deuteranopia (no green cones) | #A2A6B3 | 0.038 |
| Tritanopia (no blue cones) | #7DB2B0 | 0.018 |
| Achromatopsia (no color) | #A8A8A8 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8AAFB3
#8AAFB3
oklch(72.8% 0.04 204.5)
- #C09E9B
#C09E9B
oklch(72.9% 0.041 24)
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 #8AAFB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.026
- Pewter #96A8A1 ΔE 0.028
- Cool Grey #95A3A6 ΔE 0.033
- Bluegrey #85A3B2 ΔE 0.035
- Dark Gray #A9A9A9 ΔE 0.041
- Bluey Grey #89A0B0 ΔE 0.042
- Greyblue #77A1B5 ΔE 0.049
- Muted Teal #90B494 ΔE 0.051
Use #8AAFB3 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.