#204E97
Closest named color: Cobalt (#1E488F). oklch(43.4% 0.13 259.4), rgb(32, 78, 151).
Aa
White text reads best on this color (8.08:1).
About this color
#204E97 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.130 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.021 away. White text reads best on it, at 8.08:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.59:1 |
| White text | 8.08:1 |
Values
| HEX | #204E97 |
| RGB | rgb(32, 78, 151) |
| HSL | hsl(217, 65%, 36%) |
| OKLCH | oklch(43.4% 0.13 259.4) |
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 #204E97 | 8.08:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #204E97 | 2.59:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #204E97 text on white | 8.08:1 | AAA | Lc 87.6 | Fine for body text |
| #204E97 text on black | 2.59:1 | Fails | Lc -14.5 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C9DAF6
oklch(88.4% 0.043 260.4)
-
Step 300
300
#A4C2F2
oklch(80.9% 0.076 259.7)
-
Step 400
400
#72A1EC
oklch(70.7% 0.122 259.4)
-
Step 500
500
#4D88E6
oklch(63.2% 0.155 259.3)
-
Step 600
600
#2F6FD4
oklch(55.6% 0.169 259.4)
-
Step 700
700
#225CB8
oklch(49.1% 0.158 259.6)
-
Step 800
800 (this color)
#204E97
oklch(43.4% 0.13 259.4)
-
Step 900
900
#1E4076
oklch(37.7% 0.101 259.3)
-
Step 950
950
#122645
oklch(27% 0.064 258.9)
#204E97 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) | #26569A | 0.024 |
| Deuteranopia (no green cones) | #014B96 | 0.020 |
| Tritanopia (no blue cones) | #005F6B | 0.100 |
| Achromatopsia (no color) | #505050 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #204E97
#204E97
oklch(43.4% 0.13 259.4)
- #6B4A00
#6B4A00
oklch(43.4% 0.09 79.3)
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 #204E97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.021
- Dusk Blue #26538D ΔE 0.024
- Light Navy #155084 ΔE 0.034
- Deep Sea Blue #015482 ΔE 0.044
- Light Navy Blue #2E5A88 ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.051
- Blueberry #464196 ΔE 0.052
- Twilight #4E518B ΔE 0.059
Use #204E97 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.