#83A9DA
Closest named color: Bluegrey (#85A3B2). oklch(72.5% 0.083 255), rgb(131, 169, 218).
Aa
Black text reads best on this color (8.65:1).
About this color
#83A9DA is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.083 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegrey (#85A3B2), ΔE 0.057 away. Black text reads best on it, at 8.65:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Bluegrey (#85A3B2) |
| Black text | 8.65:1 |
| White text | 2.42:1 |
Values
| HEX | #83A9DA |
| RGB | rgb(131, 169, 218) |
| HSL | hsl(214, 54%, 68%) |
| OKLCH | oklch(72.5% 0.083 255) |
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 #83A9DA | 2.42:1 | Fails | Lc -52.7 | Large or bold text, headings |
| Black text on #83A9DA | 8.65:1 | AAA | Lc 56.3 | Large or bold text, headings |
| #83A9DA text on white | 2.42:1 | Fails | Lc 47.7 | Large or bold text, headings |
| #83A9DA text on black | 8.65:1 | AAA | Lc -54.3 | 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
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CDDBEC
oklch(88.6% 0.028 253.2)
-
Step 300
300
#ABC3E2
oklch(80.9% 0.051 254.9)
-
Step 400
400 (this color)
#83A9DA
oklch(72.5% 0.083 255)
-
Step 500
500
#5C8CC9
oklch(63.2% 0.106 255)
-
Step 600
600
#4175B5
oklch(55.6% 0.115 254.7)
-
Step 700
700
#33629C
oklch(49.2% 0.107 254.8)
-
Step 800
800
#2B507E
oklch(42.7% 0.088 254.9)
-
Step 900
900
#274366
oklch(37.8% 0.069 254.8)
-
Step 950
950
#17273B
oklch(26.9% 0.043 254.6)
#83A9DA 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) | #97ABDC | 0.026 |
| Deuteranopia (no green cones) | #8DA2D9 | 0.021 |
| Tritanopia (no blue cones) | #65B4BA | 0.072 |
| Achromatopsia (no color) | #A6A6A6 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83A9DA
#83A9DA
oklch(72.5% 0.083 255)
- #C59F6A
#C59F6A
oklch(72.5% 0.083 75.1)
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 #83A9DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegrey #85A3B2 ΔE 0.057
- Greyblue #77A1B5 ΔE 0.058
- Cool Steel #97A7B3 ΔE 0.059
- Bluey Grey #89A0B0 ΔE 0.060
- Carolina Blue #8AB8FE ΔE 0.060
- Light Grey Blue #9DBCD4 ΔE 0.067
- Cool Gray #8D99AE ΔE 0.067
- Periwinkle Blue #8F99FB ΔE 0.074
Use #83A9DA 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.