#83ACE5
Closest named color: Carolina Blue (#8AB8FE). oklch(73.7% 0.094 256.7), rgb(131, 172, 229).
Aa
Black text reads best on this color (8.99:1).
About this color
#83ACE5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.094 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.044 away. Black text reads best on it, at 8.99:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 8.99:1 |
| White text | 2.33:1 |
Values
| HEX | #83ACE5 |
| RGB | rgb(131, 172, 229) |
| HSL | hsl(215, 65%, 71%) |
| OKLCH | oklch(73.7% 0.094 256.7) |
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 #83ACE5 | 2.33:1 | Fails | Lc -50.9 | Large or bold text, headings |
| Black text on #83ACE5 | 8.99:1 | AAA | Lc 58.0 | Large or bold text, headings |
| #83ACE5 text on white | 2.33:1 | Fails | Lc 46.0 | Large or bold text, headings |
| #83ACE5 text on black | 8.99:1 | AAA | Lc -56.1 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EBF6
oklch(93.7% 0.017 256.3)
-
Step 200
200
#CCDAEF
oklch(88.4% 0.033 258.4)
-
Step 300
300
#A9C3E7
oklch(81% 0.058 256.6)
-
Step 400
400 (this color)
#83ACE5
oklch(73.7% 0.094 256.7)
-
Step 500
500
#578BD1
oklch(63.1% 0.12 256.2)
-
Step 600
600
#3C73BE
oklch(55.5% 0.131 256.8)
-
Step 700
700
#2E60A4
oklch(49% 0.122 256.8)
-
Step 800
800
#274F85
oklch(42.7% 0.101 256.6)
-
Step 900
900
#24426B
oklch(37.7% 0.079 256.6)
-
Step 950
950
#16273E
oklch(27% 0.049 256.3)
#83ACE5 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) | #97AFE8 | 0.027 |
| Deuteranopia (no green cones) | #8BA5E4 | 0.020 |
| Tritanopia (no blue cones) | #5FB8C0 | 0.082 |
| Achromatopsia (no color) | #AAAAAA | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83ACE5
#83ACE5
oklch(73.7% 0.094 256.7)
- #CCA263
#CCA263
oklch(73.7% 0.095 76.6)
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 #83ACE5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.044
- Light Grey Blue #9DBCD4 ΔE 0.066
- Periwinkle Blue #8F99FB ΔE 0.067
- Pastel Blue #A2BFFE ΔE 0.071
- Light Cornflower Blue #98C1D9 ΔE 0.072
- Cool Steel #97A7B3 ΔE 0.073
- Lightblue #7BC8F6 ΔE 0.073
- Bluegrey #85A3B2 ΔE 0.073
Use #83ACE5 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.