#204AA9
Closest named color: Cobalt (#1E488F). oklch(44% 0.16 263.3), rgb(32, 74, 169).
Aa
White text reads best on this color (8.03:1).
About this color
#204AA9 is a dark, vivid blue. In OKLCH its lightness is 44%, its chroma 0.160 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.043 away. White text reads best on it, at 8.03:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.61:1 |
| White text | 8.03:1 |
Values
| HEX | #204AA9 |
| RGB | rgb(32, 74, 169) |
| HSL | hsl(222, 68%, 39%) |
| OKLCH | oklch(44% 0.16 263.3) |
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 #204AA9 | 8.03:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #204AA9 | 2.61:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #204AA9 text on white | 8.03:1 | AAA | Lc 87.3 | Fine for body text |
| #204AA9 text on black | 2.61:1 | Fails | Lc -14.8 | Not readable |
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 800.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C7DAFC
oklch(88.5% 0.051 262.1)
-
Step 300
300
#A1C1FE
oklch(81% 0.094 263)
-
Step 400
400
#6F9EFD
oklch(70.8% 0.149 263.2)
-
Step 500
500
#4982FB
oklch(63.2% 0.19 263.1)
-
Step 600
600
#2D67EA
oklch(55.5% 0.208 263.2)
-
Step 700
700
#2155CC
oklch(49.2% 0.193 263.2)
-
Step 800
800 (this color)
#204AA9
oklch(44% 0.16 263.3)
-
Step 900
900
#1C3C83
oklch(37.7% 0.126 263.3)
-
Step 950
950
#11244C
oklch(27% 0.078 263.1)
#204AA9 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) | #0057AC | 0.034 |
| Deuteranopia (no green cones) | #004AA7 | 0.016 |
| Tritanopia (no blue cones) | #006272 | 0.125 |
| Achromatopsia (no color) | #505050 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #204AA9
#204AA9
oklch(44% 0.16 263.3)
- #6A4D00
#6A4D00
oklch(44% 0.09 83.6)
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 #204AA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.043
- Sapphire #2138AB ΔE 0.043
- Blue Blue #2242C7 ΔE 0.051
- Blueberry #464196 ΔE 0.054
- Dusk Blue #26538D ΔE 0.055
- Light Navy #155084 ΔE 0.066
- Majorelle Blue #3F37C9 ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.071
Use #204AA9 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.