#304295
Closest named color: Cobalt (#1E488F). oklch(41.4% 0.138 270.1), rgb(48, 66, 149).
Aa
White text reads best on this color (8.97:1).
About this color
#304295 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.138 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.025 away. White text reads best on it, at 8.97:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.33:1 |
| White text | 8.97:1 |
Values
| HEX | #304295 |
| RGB | rgb(48, 66, 149) |
| HSL | hsl(229, 51%, 39%) |
| OKLCH | oklch(41.4% 0.138 270.1) |
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 #304295 | 8.97:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #304295 | 2.33:1 | Fails | Lc 13.7 | Not readable |
| #304295 text on white | 8.97:1 | AAA | Lc 90.2 | Preferred for body text |
| #304295 text on black | 2.33:1 | Fails | Lc -12.0 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E4EAFA
oklch(93.7% 0.023 269.4)
-
Step 200
200
#CDD8F8
oklch(88.4% 0.046 270.4)
-
Step 300
300
#ACBFF5
oklch(80.9% 0.079 269.5)
-
Step 400
400
#829BF1
oklch(70.6% 0.129 270.5)
-
Step 500
500
#6480EC
oklch(63.1% 0.165 270.2)
-
Step 600
600
#4D67DA
oklch(55.7% 0.178 270.1)
-
Step 700
700
#3E54BD
oklch(49% 0.166 270.2)
-
Step 800
800 (this color)
#304295
oklch(41.4% 0.138 270.1)
-
Step 900
900
#2C3C7A
oklch(37.8% 0.107 269.8)
-
Step 950
950
#1A2347
oklch(26.9% 0.068 270.7)
#304295 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) | #014E98 | 0.040 |
| Deuteranopia (no green cones) | #004593 | 0.034 |
| Tritanopia (no blue cones) | #005665 | 0.113 |
| Achromatopsia (no color) | #494949 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #304295
#304295
oklch(41.4% 0.138 270.1)
- #5D4900
#5D4900
oklch(41.5% 0.085 90.7)
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 #304295, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.025
- Blueberry #464196 ΔE 0.031
- Dark Slate Blue #483D8B ΔE 0.038
- Sapphire #2138AB ΔE 0.048
- Dusk Blue #26538D ΔE 0.050
- Light Navy #155084 ΔE 0.054
- Twilight Blue #0A437A ΔE 0.058
- Twilight #4E518B ΔE 0.066
Use #304295 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.