#83ADD7
Closest named color: Cool Steel (#97A7B3). oklch(73.3% 0.076 248.9), rgb(131, 173, 215).
Aa
Black text reads best on this color (8.92:1).
About this color
#83ADD7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.076 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.053 away. Black text reads best on it, at 8.92:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.92:1 |
| White text | 2.35:1 |
Values
| HEX | #83ADD7 |
| RGB | rgb(131, 173, 215) |
| HSL | hsl(210, 51%, 68%) |
| OKLCH | oklch(73.3% 0.076 248.9) |
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 #83ADD7 | 2.35:1 | Fails | Lc -51.3 | Large or bold text, headings |
| Black text on #83ADD7 | 8.92:1 | AAA | Lc 57.6 | Large or bold text, headings |
| #83ADD7 text on white | 2.35:1 | Fails | Lc 46.3 | Large or bold text, headings |
| #83ADD7 text on black | 8.92:1 | AAA | Lc -55.7 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CCDBEA
oklch(88.5% 0.026 248.1)
-
Step 300
300
#A9C4DF
oklch(80.9% 0.048 248.4)
-
Step 400
400 (this color)
#83ADD7
oklch(73.3% 0.076 248.9)
-
Step 500
500
#588EC2
oklch(63.1% 0.098 248.7)
-
Step 600
600
#3C77AE
oklch(55.5% 0.106 248.8)
-
Step 700
700
#2E6496
oklch(49.1% 0.099 249)
-
Step 800
800
#27527A
oklch(42.8% 0.082 248.8)
-
Step 900
900
#254462
oklch(37.7% 0.064 249.1)
-
Step 950
950
#162839
oklch(27% 0.04 248.2)
#83ADD7 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) | #9DAED9 | 0.033 |
| Deuteranopia (no green cones) | #92A5D6 | 0.026 |
| Tritanopia (no blue cones) | #65B7BB | 0.065 |
| Achromatopsia (no color) | #A9A9A9 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83ADD7
#83ADD7
oklch(73.3% 0.076 248.9)
- #C8A074
#C8A074
oklch(73.2% 0.076 68.9)
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 #83ADD7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.053
- Bluegrey #85A3B2 ΔE 0.054
- Light Grey Blue #9DBCD4 ΔE 0.056
- Greyblue #77A1B5 ΔE 0.057
- Bluey Grey #89A0B0 ΔE 0.058
- Carolina Blue #8AB8FE ΔE 0.059
- Light Cornflower Blue #98C1D9 ΔE 0.063
- Cool Gray #8D99AE ΔE 0.068
Use #83ADD7 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.