#0981CB
Closest named color: Water Blue (#0E87CC). oklch(58.3% 0.145 245.3), rgb(9, 129, 203).
Aa
Black text reads best on this color (5.01:1).
About this color
#0981CB is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.145 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Water Blue (#0E87CC), ΔE 0.017 away. Black text reads best on it, at 5.01:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Water Blue (#0E87CC) |
| Black text | 5.01:1 |
| White text | 4.18:1 |
Values
| HEX | #0981CB |
| RGB | rgb(9, 129, 203) |
| HSL | hsl(203, 92%, 42%) |
| OKLCH | oklch(58.3% 0.145 245.3) |
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 #0981CB | 4.18:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #0981CB | 5.01:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #0981CB text on white | 4.18:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #0981CB text on black | 5.01:1 | AA | Lc -33.4 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0ECF6
oklch(93.7% 0.019 243)
-
Step 200
200
#C6DCF0
oklch(88.4% 0.036 245.7)
-
Step 300
300
#9EC6E9
oklch(81% 0.065 245.1)
-
Step 400
400
#66A7DE
oklch(70.7% 0.105 245.6)
-
Step 500
500
#3590D5
oklch(63.2% 0.134 245.4)
-
Step 600
600 (this color)
#0981CB
oklch(58.3% 0.145 245.3)
-
Step 700
700
#0065A2
oklch(49% 0.125 245.5)
-
Step 800
800
#005386
oklch(42.8% 0.108 245.3)
-
Step 900
900
#0D456D
oklch(37.8% 0.088 245.6)
-
Step 950
950
#0B2940
oklch(27.2% 0.055 245.2)
#0981CB 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) | #5D84CE | 0.058 |
| Deuteranopia (no green cones) | #4275CA | 0.040 |
| Tritanopia (no blue cones) | #00939C | 0.101 |
| Achromatopsia (no color) | #7C7C7C | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0981CB
#0981CB
oklch(58.3% 0.145 245.3)
- #AF6800
#AF6800
oklch(58.3% 0.131 65)
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 #0981CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Water Blue #0E87CC ΔE 0.017
- Windows Blue #3778BF ΔE 0.031
- Nice Blue #107AB0 ΔE 0.043
- Cool Blue #4984B8 ΔE 0.046
- Steel Blue #4682B4 ΔE 0.046
- Blue NCS #118AB2 ΔE 0.052
- Flat Blue #3C73A8 ΔE 0.061
- Dark Sky Blue #448EE4 ΔE 0.061
Use #0981CB 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.