#427368
Closest named color: Dark Aquamarine (#017371). oklch(51.7% 0.056 177.9), rgb(66, 115, 104).
Aa
White text reads best on this color (5.40:1).
About this color
#427368 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.056 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.038 away. White text reads best on it, at 5.40:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.88:1 |
| White text | 5.40:1 |
Values
| HEX | #427368 |
| RGB | rgb(66, 115, 104) |
| HSL | hsl(167, 27%, 35%) |
| OKLCH | oklch(51.7% 0.056 177.9) |
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 #427368 | 5.40:1 | AA | Lc -82.2 | Fine for body text |
| Black text on #427368 | 3.88:1 | AA large text | Lc 27.2 | Dividers and decoration only |
| #427368 text on white | 5.40:1 | AA | Lc 76.9 | Fine for body text |
| #427368 text on black | 3.88:1 | AA large text | Lc -24.9 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECEA
oklch(93.7% 0.008 177.3)
-
Step 200
200
#CFDDD9
oklch(88.6% 0.016 177)
-
Step 300
300
#AFC7C0
oklch(81% 0.028 176.2)
-
Step 400
400
#84AAA0
oklch(70.7% 0.044 177.1)
-
Step 500
500
#649589
oklch(63.1% 0.056 177.3)
-
Step 600
600
#4A7F73
oklch(55.6% 0.06 177.8)
-
Step 700
700 (this color)
#427368
oklch(51.7% 0.056 177.9)
-
Step 800
800
#31584F
oklch(42.8% 0.047 177.4)
-
Step 900
900
#2C4841
oklch(37.7% 0.036 176.7)
-
Step 950
950
#1A2A26
oklch(26.9% 0.023 177.2)
#427368 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) | #6F6E68 | 0.059 |
| Deuteranopia (no green cones) | #676869 | 0.056 |
| Tritanopia (no blue cones) | #317470 | 0.017 |
| Achromatopsia (no color) | #6A6A6A | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #427368
#427368
oklch(51.7% 0.056 177.9)
- #835B68
#835B68
oklch(51.8% 0.055 358)
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 #427368, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.038
- Deep Turquoise #017374 ΔE 0.039
- Bluegreen #017A79 ΔE 0.039
- Deep Aqua #08787F ΔE 0.043
- Teal #008080 ΔE 0.049
- Slate #516572 ΔE 0.053
- Dark Aqua #05696B ΔE 0.055
- Dim Gray #696969 ΔE 0.057
Use #427368 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.