#83ACC5
Closest named color: Bluegrey (#85A3B2). oklch(72.3% 0.057 235.4), rgb(131, 172, 197).
Aa
Black text reads best on this color (8.67:1).
About this color
#83ACC5 is a medium-light, muted blue. In OKLCH its lightness is 72%, its chroma 0.057 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegrey (#85A3B2), ΔE 0.031 away. Black text reads best on it, at 8.67:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Bluegrey (#85A3B2) |
| Black text | 8.67:1 |
| White text | 2.42:1 |
Values
| HEX | #83ACC5 |
| RGB | rgb(131, 172, 197) |
| HSL | hsl(203, 36%, 64%) |
| OKLCH | oklch(72.3% 0.057 235.4) |
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 #83ACC5 | 2.42:1 | Fails | Lc -52.6 | Large or bold text, headings |
| Black text on #83ACC5 | 8.67:1 | AAA | Lc 56.4 | Large or bold text, headings |
| #83ACC5 text on white | 2.42:1 | Fails | Lc 47.6 | Large or bold text, headings |
| #83ACC5 text on black | 8.67:1 | AAA | Lc -54.4 | 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
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CDDCE5
oklch(88.6% 0.02 233.9)
-
Step 300
300
#ABC5D5
oklch(80.9% 0.036 234.9)
-
Step 400
400 (this color)
#83ACC5
oklch(72.3% 0.057 235.4)
-
Step 500
500
#5C91B0
oklch(63.2% 0.073 235.3)
-
Step 600
600
#407B9B
oklch(55.7% 0.079 234.4)
-
Step 700
700
#326785
oklch(49.1% 0.074 235.8)
-
Step 800
800
#2A546C
oklch(42.6% 0.062 235.8)
-
Step 900
900
#274657
oklch(37.8% 0.047 233.9)
-
Step 950
950
#172933
oklch(27% 0.03 233.8)
#83ACC5 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) | #A1ABC6 | 0.038 |
| Deuteranopia (no green cones) | #97A3C5 | 0.033 |
| Tritanopia (no blue cones) | #6DB3B4 | 0.044 |
| Achromatopsia (no color) | #A6A6A6 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83ACC5
#83ACC5
oklch(72.3% 0.057 235.4)
- #C39D84
#C39D84
oklch(72.4% 0.057 55)
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 #83ACC5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegrey #85A3B2 ΔE 0.031
- Cool Steel #97A7B3 ΔE 0.033
- Bluey Grey #89A0B0 ΔE 0.038
- Greyblue #77A1B5 ΔE 0.039
- Cool Grey #95A3A6 ΔE 0.046
- Pewter #96A8A1 ΔE 0.053
- Cool Gray #8D99AE ΔE 0.053
- Light Grey Blue #9DBCD4 ΔE 0.058
Use #83ACC5 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.