#30665C
Closest named color: Dark Green Blue (#1F6357). oklch(47% 0.06 179.9), rgb(48, 102, 92).
Aa
White text reads best on this color (6.60:1).
About this color
#30665C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.060 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.019 away. White text reads best on it, at 6.60:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.18:1 |
| White text | 6.60:1 |
Values
| HEX | #30665C |
| RGB | rgb(48, 102, 92) |
| HSL | hsl(169, 36%, 29%) |
| OKLCH | oklch(47% 0.06 179.9) |
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 #30665C | 6.60:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #30665C | 3.18:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #30665C text on white | 6.60:1 | AA | Lc 82.5 | Fine for body text |
| #30665C text on black | 3.18:1 | AA large text | Lc -19.4 | 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
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDD9
oklch(88.5% 0.017 178.2)
-
Step 300
300
#ADC7C1
oklch(80.8% 0.029 180.1)
-
Step 400
400
#81ABA1
oklch(70.8% 0.048 178.6)
-
Step 500
500
#60968B
oklch(63.2% 0.06 180)
-
Step 600
600
#458075
oklch(55.6% 0.065 180.4)
-
Step 700
700 (this color)
#30665C
oklch(47% 0.06 179.9)
-
Step 800
800
#2E5850
oklch(42.7% 0.049 180.1)
-
Step 900
900
#294842
oklch(37.5% 0.039 180.4)
-
Step 950
950
#192A27
oklch(26.9% 0.023 182.2)
#30665C 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) | #62615C | 0.063 |
| Deuteranopia (no green cones) | #595A5D | 0.060 |
| Tritanopia (no blue cones) | #166863 | 0.018 |
| Achromatopsia (no color) | #5D5D5D | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #30665C
#30665C
oklch(47% 0.06 179.9)
- #774D59
#774D59
oklch(47.1% 0.059 1)
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 #30665C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.019
- Dark Aqua #05696B ΔE 0.028
- Dark Aquamarine #017371 ΔE 0.044
- Petrol #005F6A ΔE 0.045
- Deep Turquoise #017374 ΔE 0.046
- Slate #516572 ΔE 0.056
- Pine #2B5D34 ΔE 0.061
- Bluegreen #017A79 ΔE 0.064
Use #30665C 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.