#354075
Closest named color: Twilight Blue (#0A437A). oklch(38.9% 0.091 272.7), rgb(53, 64, 117).
Aa
White text reads best on this color (9.80:1).
About this color
#354075 is a dark, moderately saturated blue. In OKLCH its lightness is 39%, its chroma 0.091 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.040 away. White text reads best on it, at 9.80:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.14:1 |
| White text | 9.80:1 |
Values
| HEX | #354075 |
| RGB | rgb(53, 64, 117) |
| HSL | hsl(230, 38%, 33%) |
| OKLCH | oklch(38.9% 0.091 272.7) |
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 #354075 | 9.80:1 | AAA | Lc -96.8 | Preferred for body text |
| Black text on #354075 | 2.14:1 | Fails | Lc 11.3 | Not readable |
| #354075 text on white | 9.80:1 | AAA | Lc 92.6 | Preferred for body text |
| #354075 text on black | 2.14:1 | Fails | Lc -9.8 | 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 900.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B1BEED
oklch(80.8% 0.068 272.7)
-
Step 400
400
#8A9CE5
oklch(70.8% 0.109 272.8)
-
Step 500
500
#6E81DD
oklch(63% 0.14 273)
-
Step 600
600
#5769CB
oklch(55.6% 0.152 272.7)
-
Step 700
700
#4757AF
oklch(49.1% 0.14 272.5)
-
Step 800
800
#3B488E
oklch(42.8% 0.116 272.7)
-
Step 900
900 (this color)
#354075
oklch(38.9% 0.091 272.7)
-
Step 950
950
#1D2442
oklch(27% 0.057 272.2)
#354075 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) | #2A4677 | 0.020 |
| Deuteranopia (no green cones) | #234174 | 0.022 |
| Tritanopia (no blue cones) | #184B54 | 0.081 |
| Achromatopsia (no color) | #444444 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #354075
#354075
oklch(38.9% 0.091 272.7)
- #544300
#544300
oklch(39% 0.08 92.4)
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 #354075, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.040
- Dark Slate Blue #483D8B ΔE 0.049
- Cobalt #1E488F ΔE 0.049
- Light Navy #155084 ΔE 0.053
- Dark Grey Blue #29465B ΔE 0.055
- Marine Blue #01386A ΔE 0.061
- Blueberry #464196 ΔE 0.061
- Dusk Blue #26538D ΔE 0.062
Use #354075 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.