#83A3CD
Closest named color: Greyblue (#77A1B5). oklch(70.7% 0.071 255.4), rgb(131, 163, 205).
Aa
Black text reads best on this color (8.08:1).
About this color
#83A3CD is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.071 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.040 away. Black text reads best on it, at 8.08:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.08:1 |
| White text | 2.59:1 |
Values
| HEX | #83A3CD |
| RGB | rgb(131, 163, 205) |
| HSL | hsl(214, 43%, 66%) |
| OKLCH | oklch(70.7% 0.071 255.4) |
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 #83A3CD | 2.59:1 | Fails | Lc -55.8 | Large or bold text, headings |
| Black text on #83A3CD | 8.08:1 | AAA | Lc 53.3 | Large or bold text, headings |
| #83A3CD text on white | 2.59:1 | Fails | Lc 50.7 | Large or bold text, headings |
| #83A3CD text on black | 8.08:1 | AAA | Lc -51.2 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EAF3
oklch(93.5% 0.014 258.3)
-
Step 200
200
#CFDAEA
oklch(88.5% 0.025 257.6)
-
Step 300
300
#AEC3DE
oklch(81% 0.045 254.8)
-
Step 400
400 (this color)
#83A3CD
oklch(70.7% 0.071 255.4)
-
Step 500
500
#648CC0
oklch(63.2% 0.091 255.3)
-
Step 600
600
#4A75AC
oklch(55.6% 0.099 255.2)
-
Step 700
700
#3B6294
oklch(49.1% 0.092 255.3)
-
Step 800
800
#315078
oklch(42.6% 0.076 255.4)
-
Step 900
900
#2C4361
oklch(37.8% 0.059 255.5)
-
Step 950
950
#1A2739
oklch(27% 0.038 256.7)
#83A3CD 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) | #94A5CF | 0.023 |
| Deuteranopia (no green cones) | #8B9DCC | 0.018 |
| Tritanopia (no blue cones) | #6BACB1 | 0.062 |
| Achromatopsia (no color) | #A1A1A1 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83A3CD
#83A3CD
oklch(70.7% 0.071 255.4)
- #BB9B6E
#BB9B6E
oklch(70.8% 0.072 75.6)
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 #83A3CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.040
- Bluegrey #85A3B2 ΔE 0.040
- Bluey Grey #89A0B0 ΔE 0.042
- Cool Gray #8D99AE ΔE 0.046
- Cool Steel #97A7B3 ΔE 0.049
- Cool Grey #95A3A6 ΔE 0.060
- Pewter #96A8A1 ΔE 0.073
- Silver Lake Blue #778DA9 ΔE 0.074
Use #83A3CD 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.