#83B4E5
Closest named color: Carolina Blue (#8AB8FE). oklch(75.4% 0.088 249.1), rgb(131, 180, 229).
Aa
Black text reads best on this color (9.62:1).
About this color
#83B4E5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.088 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.037 away. Black text reads best on it, at 9.62:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.62:1 |
| White text | 2.18:1 |
Values
| HEX | #83B4E5 |
| RGB | rgb(131, 180, 229) |
| HSL | hsl(210, 65%, 71%) |
| OKLCH | oklch(75.4% 0.088 249.1) |
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 #83B4E5 | 2.18:1 | Fails | Lc -47.6 | Large or bold text, headings |
| Black text on #83B4E5 | 9.62:1 | AAA | Lc 61.1 | Content text, not long reading |
| #83B4E5 text on white | 2.18:1 | Fails | Lc 42.8 | Non-text elements, placeholder text |
| #83B4E5 text on black | 9.62:1 | AAA | Lc -59.3 | 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
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADBED
oklch(88.4% 0.031 249.7)
-
Step 300
300
#A6C4E3
oklch(80.9% 0.055 249.4)
-
Step 400
400 (this color)
#83B4E5
oklch(75.4% 0.088 249.1)
-
Step 500
500
#4F8ECA
oklch(63.1% 0.112 249)
-
Step 600
600
#3077B7
oklch(55.6% 0.122 249)
-
Step 700
700
#22649E
oklch(49.1% 0.114 249)
-
Step 800
800
#1E5280
oklch(42.8% 0.094 248.7)
-
Step 900
900
#1F4467
oklch(37.7% 0.074 249.2)
-
Step 950
950
#13283C
oklch(27% 0.046 248.8)
#83B4E5 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) | #A1B5E7 | 0.037 |
| Deuteranopia (no green cones) | #94ABE4 | 0.029 |
| Tritanopia (no blue cones) | #5DBFC4 | 0.075 |
| Achromatopsia (no color) | #AFAFAF | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83B4E5
#83B4E5
oklch(75.4% 0.088 249.1)
- #D4A571
#D4A571
oklch(75.4% 0.088 68.7)
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 #83B4E5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.037
- Light Grey Blue #9DBCD4 ΔE 0.049
- Light Cornflower Blue #98C1D9 ΔE 0.052
- Lightblue #7BC8F6 ΔE 0.053
- Pastel Blue #A2BFFE ΔE 0.059
- Sky #82CAFC ΔE 0.060
- Vivid Sky Blue #4CC9F0 ΔE 0.065
- Cloudy Blue #ACC2D9 ΔE 0.070
Use #83B4E5 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.