#1E4147
Closest named color: Dark Blue Grey (#1F3B4D). oklch(35.2% 0.042 210), rgb(30, 65, 71).
Aa
White text reads best on this color (11.03:1).
About this color
#1E4147 is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.042 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.026 away. White text reads best on it, at 11.03:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.90:1 |
| White text | 11.03:1 |
Values
| HEX | #1E4147 |
| RGB | rgb(30, 65, 71) |
| HSL | hsl(189, 41%, 20%) |
| OKLCH | oklch(35.2% 0.042 210) |
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 #1E4147 | 11.03:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #1E4147 | 1.90:1 | Fails | Lc 8.5 | Not readable |
| #1E4147 text on white | 11.03:1 | AAA | Lc 95.4 | Preferred for body text |
| #1E4147 text on black | 1.90:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CDDCDF
oklch(88.4% 0.017 211)
-
Step 300
300
#AAC7CC
oklch(81% 0.032 209.2)
-
Step 400
400
#7CAAB2
oklch(70.8% 0.05 209.4)
-
Step 500
500
#59949F
oklch(63% 0.064 210.7)
-
Step 600
600
#3C7E8A
oklch(55.5% 0.069 211)
-
Step 700
700
#2D6B75
oklch(49.2% 0.065 209.6)
-
Step 800
800
#27575F
oklch(42.7% 0.053 209.8)
-
Step 900
900 (this color)
#1E4147
oklch(35.2% 0.042 210)
-
Step 950
950
#162A2E
oklch(27% 0.027 211.7)
#1E4147 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) | #3C3F47 | 0.040 |
| Deuteranopia (no green cones) | #353A47 | 0.036 |
| Tritanopia (no blue cones) | #034443 | 0.022 |
| Achromatopsia (no color) | #3C3C3C | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E4147
#1E4147
oklch(35.2% 0.042 210)
- #4F332E
#4F332E
oklch(35.3% 0.042 30.5)
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 #1E4147, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.026
- Charcoal #264653 ΔE 0.026
- Midnight Green #073B4C ΔE 0.032
- Onyx #343A40 ΔE 0.033
- Dark Grey Blue #29465B ΔE 0.039
- Dark Teal #014D4E ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.040
- Gunmetal #293241 ΔE 0.049
Use #1E4147 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.