#1E4E68
Closest named color: Dark Grey Blue (#29465B). oklch(40.4% 0.067 235.7), rgb(30, 78, 104).
Aa
White text reads best on this color (8.95:1).
About this color
#1E4E68 is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.067 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.029 away. White text reads best on it, at 8.95:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.34:1 |
| White text | 8.95:1 |
Values
| HEX | #1E4E68 |
| RGB | rgb(30, 78, 104) |
| HSL | hsl(201, 55%, 26%) |
| OKLCH | oklch(40.4% 0.067 235.7) |
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 #1E4E68 | 8.95:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #1E4E68 | 2.34:1 | Fails | Lc 13.6 | Not readable |
| #1E4E68 text on white | 8.95:1 | AAA | Lc 90.3 | Preferred for body text |
| #1E4E68 text on black | 2.34:1 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE6
oklch(88.5% 0.022 235)
-
Step 300
300
#A9C5D7
oklch(80.8% 0.04 236.2)
-
Step 400
400
#7AA7C3
oklch(70.6% 0.063 236.2)
-
Step 500
500
#5691B4
oklch(63% 0.081 236.1)
-
Step 600
600
#397BA0
oklch(55.6% 0.088 236)
-
Step 700
700
#2B6889
oklch(49.2% 0.082 235.5)
-
Step 800
800 (this color)
#1E4E68
oklch(40.4% 0.067 235.7)
-
Step 900
900
#23465A
oklch(37.7% 0.053 235.6)
-
Step 950
950
#152935
oklch(27% 0.034 236.3)
#1E4E68 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) | #424D69 | 0.041 |
| Deuteranopia (no green cones) | #374668 | 0.034 |
| Tritanopia (no blue cones) | #005557 | 0.045 |
| Achromatopsia (no color) | #494949 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E4E68
#1E4E68
oklch(40.4% 0.067 235.7)
- #643E22
#643E22
oklch(40.2% 0.068 55.8)
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 #1E4E68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.029
- Charcoal #264653 ΔE 0.038
- Deep Teal #00555A ΔE 0.040
- Deep Sea Blue #015482 ΔE 0.044
- Dark Slate Gray #2F4F4F ΔE 0.046
- Light Navy #155084 ΔE 0.046
- Dark Teal #014D4E ΔE 0.050
- Twilight Blue #0A437A ΔE 0.053
Use #1E4E68 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.