#154A5A
Closest named color: Charcoal (#264653). oklch(38.2% 0.06 222), rgb(21, 74, 90).
Aa
White text reads best on this color (9.72:1).
About this color
#154A5A is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.060 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.018 away. White text reads best on it, at 9.72:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.15:1 |
| White text | 9.72:1 |
Values
| HEX | #154A5A |
| RGB | rgb(21, 74, 90) |
| HSL | hsl(194, 62%, 22%) |
| OKLCH | oklch(38.2% 0.06 222) |
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 #154A5A | 9.72:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #154A5A | 2.15:1 | Fails | Lc 11.7 | Not readable |
| #154A5A text on white | 9.72:1 | AAA | Lc 92.3 | Preferred for body text |
| #154A5A text on black | 2.15:1 | Fails | Lc -10.1 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C8DDE5
oklch(88.4% 0.025 222.6)
-
Step 300
300
#A1C8D6
oklch(80.9% 0.046 221.7)
-
Step 400
400
#6CABC1
oklch(70.7% 0.072 222.2)
-
Step 500
500
#3E96B2
oklch(63.2% 0.093 222.3)
-
Step 600
600
#0B809D
oklch(55.6% 0.1 221.6)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#04586D
oklch(42.7% 0.077 221.7)
-
Step 900
900 (this color)
#154A5A
oklch(38.2% 0.06 222)
-
Step 950
950
#0E2B34
oklch(27.2% 0.038 221.3)
#154A5A 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) | #41485B | 0.049 |
| Deuteranopia (no green cones) | #37415A | 0.043 |
| Tritanopia (no blue cones) | #004F4F | 0.031 |
| Achromatopsia (no color) | #444444 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #154A5A
#154A5A
oklch(38.2% 0.06 222)
- #5E3829
#5E3829
oklch(38.3% 0.06 42.2)
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 #154A5A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.018
- Dark Grey Blue #29465B ΔE 0.021
- Dark Teal #014D4E ΔE 0.028
- Deep Teal #00555A ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.037
- Dark Blue Green #005249 ΔE 0.047
- Dark Blue Grey #1F3B4D ΔE 0.048
- Midnight Green #073B4C ΔE 0.053
Use #154A5A 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.