#83AEC6
Closest named color: Cool Steel (#97A7B3). oklch(72.8% 0.058 233), rgb(131, 174, 198).
Aa
Black text reads best on this color (8.83:1).
About this color
#83AEC6 is a medium-light, muted blue. In OKLCH its lightness is 73%, its chroma 0.058 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.034 away. Black text reads best on it, at 8.83:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.83:1 |
| White text | 2.37:1 |
Values
| HEX | #83AEC6 |
| RGB | rgb(131, 174, 198) |
| HSL | hsl(201, 37%, 65%) |
| OKLCH | oklch(72.8% 0.058 233) |
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 #83AEC6 | 2.37:1 | Fails | Lc -51.8 | Large or bold text, headings |
| Black text on #83AEC6 | 8.83:1 | AAA | Lc 57.2 | Large or bold text, headings |
| #83AEC6 text on white | 2.37:1 | Fails | Lc 46.8 | Large or bold text, headings |
| #83AEC6 text on black | 8.83:1 | AAA | Lc -55.2 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CDDCE4
oklch(88.6% 0.02 230.7)
-
Step 300
300
#AAC5D5
oklch(80.8% 0.037 233.9)
-
Step 400
400 (this color)
#83AEC6
oklch(72.8% 0.058 233)
-
Step 500
500
#5A91AF
oklch(63% 0.074 233.5)
-
Step 600
600
#3D7B9B
oklch(55.5% 0.081 233.3)
-
Step 700
700
#2F6884
oklch(49.1% 0.074 232.4)
-
Step 800
800
#28556B
oklch(42.8% 0.061 231.9)
-
Step 900
900
#254657
oklch(37.7% 0.048 232.5)
-
Step 950
950
#172933
oklch(27% 0.03 233.8)
#83AEC6 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) | #A3ACC7 | 0.040 |
| Deuteranopia (no green cones) | #99A5C6 | 0.035 |
| Tritanopia (no blue cones) | #6DB5B6 | 0.043 |
| Achromatopsia (no color) | #A8A8A8 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83AEC6
#83AEC6
oklch(72.8% 0.058 233)
- #C59E86
#C59E86
oklch(72.9% 0.057 53.2)
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 #83AEC6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.034
- Bluegrey #85A3B2 ΔE 0.035
- Bluey Grey #89A0B0 ΔE 0.042
- Greyblue #77A1B5 ΔE 0.043
- Cool Grey #95A3A6 ΔE 0.049
- Pewter #96A8A1 ΔE 0.053
- Light Grey Blue #9DBCD4 ΔE 0.054
- Cool Gray #8D99AE ΔE 0.058
Use #83AEC6 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.