#437D85
Closest named color: Teal (#008080). oklch(55.4% 0.062 207.1), rgb(67, 125, 133).
Aa
White text reads best on this color (4.65:1).
About this color
#437D85 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 55%, its chroma 0.062 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.036 away. White text reads best on it, at 4.65:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.51:1 |
| White text | 4.65:1 |
Values
| HEX | #437D85 |
| RGB | rgb(67, 125, 133) |
| HSL | hsl(187, 33%, 39%) |
| OKLCH | oklch(55.4% 0.062 207.1) |
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 #437D85 | 4.65:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #437D85 | 4.51:1 | AA | Lc 31.9 | Non-text elements, placeholder text |
| #437D85 text on white | 4.65:1 | AA | Lc 72.2 | Content text, not long reading |
| #437D85 text on black | 4.51:1 | AA | Lc -29.5 | 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 600.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEC
oklch(93.5% 0.008 207.1)
-
Step 200
200
#CEDCDE
oklch(88.4% 0.015 207.1)
-
Step 300
300
#ADC6CA
oklch(80.9% 0.028 208.3)
-
Step 400
400
#80A9AF
oklch(70.7% 0.045 207.3)
-
Step 500
500
#5F949B
oklch(63.2% 0.057 206.4)
-
Step 600
600 (this color)
#437D85
oklch(55.4% 0.062 207.1)
-
Step 700
700
#356A71
oklch(49.1% 0.057 206.7)
-
Step 800
800
#2D565C
oklch(42.6% 0.047 207.8)
-
Step 900
900
#29474C
oklch(37.7% 0.037 209.2)
-
Step 950
950
#182A2C
oklch(27% 0.024 204.7)
#437D85 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) | #757986 | 0.061 |
| Deuteranopia (no green cones) | #6A7185 | 0.055 |
| Tritanopia (no blue cones) | #1E817F | 0.031 |
| Achromatopsia (no color) | #747474 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #437D85
#437D85
oklch(55.4% 0.062 207.1)
- #94655F
#94655F
oklch(55.5% 0.062 27.3)
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 #437D85, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.036
- Metallic Blue #4F738E ΔE 0.039
- Ocean #017B92 ΔE 0.040
- Deep Aqua #08787F ΔE 0.041
- Cerulean #457B9D ΔE 0.041
- Grey Blue #647D8E ΔE 0.042
- Stormy Blue #507B9C ΔE 0.042
- Bluegreen #017A79 ΔE 0.044
Use #437D85 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.