#83B1CD
Closest named color: Cool Steel (#97A7B3). oklch(73.8% 0.064 235.5), rgb(131, 177, 205).
Aa
Black text reads best on this color (9.13:1).
About this color
#83B1CD is a medium-light, muted blue. In OKLCH its lightness is 74%, its chroma 0.064 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.043 away. Black text reads best on it, at 9.13:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 9.13:1 |
| White text | 2.29:1 |
Values
| HEX | #83B1CD |
| RGB | rgb(131, 177, 205) |
| HSL | hsl(203, 43%, 66%) |
| OKLCH | oklch(73.8% 0.064 235.5) |
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 #83B1CD | 2.29:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #83B1CD | 9.13:1 | AAA | Lc 58.7 | Large or bold text, headings |
| #83B1CD text on white | 2.29:1 | Fails | Lc 45.3 | Large or bold text, headings |
| #83B1CD text on black | 9.13:1 | AAA | Lc -56.8 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE6
oklch(88.5% 0.022 235)
-
Step 300
300
#A9C5D7
oklch(80.8% 0.04 236.2)
-
Step 400
400 (this color)
#83B1CD
oklch(73.8% 0.064 235.5)
-
Step 500
500
#5691B4
oklch(63% 0.081 236.1)
-
Step 600
600
#387BA0
oklch(55.6% 0.089 235.7)
-
Step 700
700
#2A6889
oklch(49.2% 0.082 235.2)
-
Step 800
800
#24556F
oklch(42.8% 0.068 234.7)
-
Step 900
900
#23465A
oklch(37.7% 0.053 235.6)
-
Step 950
950
#152935
oklch(27% 0.034 236.3)
#83B1CD 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) | #A4B0CE | 0.041 |
| Deuteranopia (no green cones) | #9AA7CD | 0.037 |
| Tritanopia (no blue cones) | #69B8BA | 0.048 |
| Achromatopsia (no color) | #ABABAB | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83B1CD
#83B1CD
oklch(73.8% 0.064 235.5)
- #CAA084
#CAA084
oklch(73.7% 0.063 55.2)
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 #83B1CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.043
- Light Grey Blue #9DBCD4 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.053
- Light Cornflower Blue #98C1D9 ΔE 0.053
- Greyblue #77A1B5 ΔE 0.053
- Cool Grey #95A3A6 ΔE 0.059
- French Gray #ADB5BD ΔE 0.059
Use #83B1CD 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.